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Merge pull request #188 from nasbench/add-csc
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add csc
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MHaggis authored Aug 23, 2024
2 parents 027d901 + 0a15b74 commit bfd8fcd
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3 changes: 3 additions & 0 deletions drivers/e7a3db3fe70e8b0c4aaa1c5e9de8da5a.bin
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384 changes: 384 additions & 0 deletions yaml/1c92e1bf-103b-4545-b242-e5a9858ec9c8.yaml
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Id: 1c92e1bf-103b-4545-b242-e5a9858ec9c8
Tags:
- CSC.sys
Verified: 'TRUE'
Author: Nasreddine Bencherchali
Created: '2024-08-21'
MitreID: T1068
CVE:
- CVE-2024-26229
Category: vulnerable driver
Commands:
Command: sc.exe create CSC.sys binPath=C:\windows\temp\CSC.sys type=kernel &&
sc.exe start CSC.sys
Description: Improper Address Validation in IOCTL with METHOD_NEITHER I/O Control
Code in the csc.sys driver
Usecase: Elevate privileges
Privileges: kernel
OperatingSystem: Windows 10
Resources:
- https://github.com/varwara/CVE-2024-26229/tree/main
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26229
- https://github.com/zer0condition/ZeroHVCI
Detection: []
Acknowledgement:
Person: ''
Handle: ''
KnownVulnerableSamples:
- Filename: CSC.sys
Libraries:
- ntoskrnl.exe
- rdbss.sys
- MUP.SYS
ImportedFunctions:
- ZwDuplicateObject
- ZwCreateFile
- KeEnterCriticalRegion
- ObfDereferenceObject
- FsRtlCancellableWaitForSingleObject
- RtlCopyUnicodeString
- SeQueryInformationToken
- ExAcquireResourceSharedLite
- RtlPrefixUnicodeString
- IoFileObjectType
- ExAllocatePool2
- ObReferenceObjectByHandle
- ExReleaseResourceLite
- SeReleaseSubjectContext
- KeReleaseGuardedMutex
- ExFreePoolWithTag
- KeInitializeEvent
- KeAcquireGuardedMutex
- ExEventObjectType
- ZwClose
- KeLeaveCriticalRegion
- SeCaptureSubjectContext
- RtlSetOwnerSecurityDescriptor
- KeBugCheckEx
- KeInitializeGuardedMutex
- SeAccessCheck
- ExDeleteResourceLite
- RtlSetDaclSecurityDescriptor
- ExDeleteNPagedLookasideList
- ExInitializePagedLookasideList
- RtlInitUnicodeString
- RtlLengthSid
- RtlAddAccessAllowedAce
- ExDeletePagedLookasideList
- ExFreePool
- IoRegisterShutdownNotification
- ExInitializeNPagedLookasideList
- MmGetSystemRoutineAddress
- ExAllocatePoolWithTag
- ZwQueryValueKey
- RtlCreateAcl
- IoWMIRegistrationControl
- IofCompleteRequest
- RtlSetGroupSecurityDescriptor
- RtlCreateSecurityDescriptor
- DbgPrint
- SeExports
- ExInitializeResourceLite
- ZwOpenKey
- SeTokenIsAdmin
- ExAllocateFromPagedLookasideList
- ExAcquireResourceExclusiveLite
- ExIsResourceAcquiredExclusiveLite
- ExFreeToPagedLookasideList
- KeWaitForSingleObject
- RtlCompareUnicodeString
- KeReadStateEvent
- IoCancelIrp
- RtlUpcaseUnicodeChar
- KeSetEvent
- IoGetTopLevelIrp
- IofCallDriver
- KeGetCurrentIrql
- MmBuildMdlForNonPagedPool
- IoAllocateMdl
- IoFreeMdl
- KeAreAllApcsDisabled
- __C_specific_handler
- ExIsResourceAcquiredSharedLite
- FsRtlDoesNameContainWildCards
- MmMapLockedPagesSpecifyCache
- FsRtlNotifyInitializeSync
- IoFreeIrp
- FsRtlNotifyCleanupAll
- FsRtlNotifyCleanup
- FsRtlNotifyUninitializeSync
- IoAllocateIrp
- FsRtlNotifyFilterChangeDirectory
- IoAcquireCancelSpinLock
- FsRtlNotifyFullReportChange
- IoReleaseCancelSpinLock
- RtlInitializeGenericTableAvl
- RtlDeleteElementGenericTableAvl
- RtlLookupElementGenericTableAvl
- RtlInsertElementGenericTableAvl
- RtlEnumerateGenericTableAvl
- RtlIsGenericTableEmptyAvl
- ZwQueryLicenseValue
- ExRegisterCallback
- ExCreateCallback
- ZwCreateKey
- RtlUnicodeStringToInteger
- ZwDeleteValueKey
- RtlIntegerToUnicodeString
- ZwSetValueKey
- ExUnregisterCallback
- RtlAppendUnicodeStringToString
- ExFreeToNPagedLookasideList
- ExWaitForRundownProtectionRelease
- ExReInitializeRundownProtection
- ExInitializeRundownProtection
- ExAcquireRundownProtection
- ExAllocateFromNPagedLookasideList
- KeResetEvent
- ExReleaseRundownProtection
- FsRtlFreeExtraCreateParameterList
- FsRtlInsertExtraCreateParameter
- FsRtlFindExtraCreateParameter
- FsRtlAllocateExtraCreateParameter
- FsRtlAllocateExtraCreateParameterList
- FsRtlFreeExtraCreateParameter
- IoSetIrpExtraCreateParameter
- FsRtlRemoveExtraCreateParameter
- IoGetIrpExtraCreateParameter
- RtlFreeUnicodeString
- RtlEqualSid
- RtlDuplicateUnicodeString
- KeSetTimer
- IoAllocateWorkItem
- ZwUpdateWnfStateData
- KeInitializeDpc
- ZwNotifyChangeKey
- KeInitializeTimer
- KeCancelTimer
- IoFreeWorkItem
- IoQueueWorkItem
- MmUnmapLockedPages
- ZwFreeVirtualMemory
- KeRundownQueue
- ZwAllocateVirtualMemory
- KeReleaseSpinLock
- MmSystemRangeStart
- KeInitializeSpinLock
- KeInitializeQueue
- KeRemoveQueue
- KeInsertQueue
- KeAcquireSpinLockRaiseToDpc
- ExGetPreviousMode
- __chkstk
- RtlValidSid
- RtlValidRelativeSecurityDescriptor
- IoGetRequestorProcessId
- IoGetRequestorProcess
- ProbeForWrite
- ProbeForRead
- MmUserProbeAddress
- IoIs32bitProcess
- CcSetDirtyPinnedData
- CcUnpinData
- CcPinRead
- ExUuidCreate
- RtlStringFromGUID
- KeDelayExecutionThread
- RtlTestBit
- RtlInitializeBitMap
- RtlSetBit
- SeTokenType
- SePrivilegeCheck
- RtlAbsoluteToSelfRelativeSD
- RtlLengthRequiredSid
- RtlSubAuthoritySid
- RtlInitializeSid
- KeSetKernelStackSwapEnable
- KeExpandKernelStackAndCalloutEx
- ZwQueryInformationFile
- SeDeleteClientSecurity
- ZwQueryEaFile
- IoCreateFile
- ZwSetInformationFile
- ZwFlushBuffersFile
- IoSetCompletionRoutineEx
- IoAllocateIrpEx
- ZwQueryDirectoryFile
- IoGetCurrentProcess
- PsIsThreadImpersonating
- SeCreateClientSecurity
- IoSetTopLevelIrp
- IoSetIoPriorityHint
- IoRetrievePriorityInfo
- ZwSetEaFile
- ZwQueryVolumeInformationFile
- MmProbeAndLockPages
- IoGetStackLimits
- SeImpersonateClientEx
- MmUnlockPages
- PsRevertToSelf
- IoGetRelatedDeviceObject
- _vsnwprintf
- PsCreateSystemThread
- KeWaitForMultipleObjects
- ZwWaitForSingleObject
- RtlEqualString
- RtlAssert
- RtlValidateUnicodeString
- RtlEqualUnicodeString
- ExReleaseFastMutexUnsafe
- ExAcquireFastMutex
- KeAreApcsDisabled
- ExReleaseFastMutex
- ZwDeleteKey
- ExAcquireFastMutexUnsafe
- RxRecreateVNetRoot
- RxAttachIrpToRxContext
- RxDetachIrpFromRxContext
- RxUnOrphanCredential
- RxOrphanCredential
- RxIsCompatibleSecurityContext
- RxReferenceCredential
- RxFinalizeConnection
- RxDeleteLinkedVNetRoot
- RxCreateLinkedVNetRoot
- RxCompleteRequestEx
- RxDowngradeFcbToSharedInMRx
- RxRemoveDollarDataSuffix
- RxLastComponentUnicodeString
- RxLowIoCompletion
- RxLowIoGetBufferAddress
- RxQueryDeepestLViewInPath
- RxFindRegisteredMiniRedir
- RxIsUserCredentialPresent
- RxIsCredentialOrphaned
- RxDereferenceCredential
- RxGetShareRights
- RxFindEa
- RxPrefixTableLookupNameEx
- RxNotifyBufferingManagerOfCompletedOpen
- RxDeregisterSrvOpenWithBufferingManager
- RxInitializeLowIoContext
- RxUpdateNetRootCachingMode
- RxCreateNetFobx
- RxFlushFcbInSystemCache
- RxCloseAndFreeMRxStateOnFcb
- RxSubjectContextFromRxContext
- RxFinishFcbInitialization
- RxIsFcbPagingInMRxAcquiredShared
- RxIsFcbPagingInMRxAcquiredExclusive
- RxSidFromRxContext
- RxUpdateOplockStateOnCreate
- RxLockEnumerator
- RxIterateOnFcbOpens
- RxSetBasicInfoInFcb
- RxSetFcbDispatchTable
- RxNotifyBufferingManagerOfPendingOpen
- RxOrphanFobx
- RxSetFcbNameTargetType
- RxFsdDispatch
- RxGetRDBSSProcess
- RxPostToWorkerThread
- RxUnregisterMinirdr
- RxRegisterMinirdr
- RxRegisterLogicalMinirdr
- RxScavengeRelatedFobxs
- RxDoesRedirSupportLogicalViews
- RxPrefixTableLookupNextObject
- RxIterateOnVNetRoots
- RxInitNetInfoFromFcb
- RxpTrackDereference
- RxPrefixTableUnwindLastEnum
- RxDereferenceAndDeleteRxContext_Real
- RxPrefixTableLookupFirstObject
- RxDoesOplockStateChangeOnSrvOpenClose
- RxUnmarkOrphanableFobx
- RxReleaseFcbPagingInMRx
- RxDereference
- RxAcquireLogicalViewRundownInMRx
- RxFindFirstPhysicalRdrVNetRootFromNetRoot
- RxAcquirePowerContextLock
- RxGetDeviceObjectOfInstance
- RxReleaseLViewRundownInMRx
- RxPurgeFcbInSystemCache
- RxFcbTableNameFromFcb
- RxAcquireExclusiveFcbPagingInMRx
- RxSetMinirdrCancelRoutine
- RxClearMinirdrCancelRoutine
- RxUpdateFcbPowerState
- RxClearLogicalRdrVNetRootCredential
- RxReleasePowerContextLock
- RxPrefixTableEndLookup
- RxCloseAndFreeMRxStateOnLogicalView
- RxCreateRxContext
- RxScavengeRelatedClosePendingFobxs
- RxIterateOnLViewFcbsInMRx
- RxpTrackReference
- RxQueryNetRootCachingMode
- RxAcquireSharedFcbResourceInMRx
- RxAcquireExclusiveFcbResourceInMRx
- RxReleaseFcbResourceInMRx
- RxReference
- MupSurrogateGetFileName
- MupSurrogateRegisterProvider
- MupSurrogateSetUndecoratedFileName
- MupSurrogateRestartIo
- MupSurrogateGetUncProviderDeviceObject
- MupSurrogateDeregisterProvider
ExportedFunctions: ''
MD5: e7a3db3fe70e8b0c4aaa1c5e9de8da5a
SHA1: 6bf3a21428eb51ecb84e41e9c1e0ac9105fd3079
SHA256: 828c54cfecb2a08863319544ac716aee3898dfe78a87d7757a0e92f1b1f1daf1
Imphash: 71686eb45898fe5283b523ecbc867eb5
Machine: AMD64
MagicHeader: 50 45 0 0
CreationTimestamp: '2042-03-24 12:13:22'
RichPEHeaderMD5: fed2865b1ab6bb9b3f59d7294f4377a5
RichPEHeaderSHA1: 87c769274b3c6f69944f8294717875821006f610
RichPEHeaderSHA256: 8f7fc8ffaea73552b4fd84c7d463524bb34ed4abc1a8160d4348ffd49ecdd0da
AuthentihashMD5: 49d296e369fdb0311b7cfa16553641b1
AuthentihashSHA1: 29e642e49d553532fa34059a11fcf53458ae56b7
AuthentihashSHA256: 88f36fda7dcc6d5af2bcbef29d14fd4032247d4b45f5299944be31441ab53bc1
Sections:
.text:
Entropy: 6.2931005433784115
Virtual Size: '0x2c89c'
.rdata:
Entropy: 5.739641571757388
Virtual Size: '0x8734'
.data:
Entropy: 1.364648287091613
Virtual Size: '0x27a0'
.pdata:
Entropy: 5.785400449486784
Virtual Size: '0x4d64'
.idata:
Entropy: 5.00465871282793
Virtual Size: '0x2ffa'
PAGE:
Entropy: 6.5012337268616385
Virtual Size: '0x4883a'
fothk:
Entropy: 0.016408464515625623
Virtual Size: '0x1000'
INIT:
Entropy: 6.206758477940088
Virtual Size: '0x280d'
GFIDS:
Entropy: 4.7747271094438455
Virtual Size: '0x24c'
.rsrc:
Entropy: 3.326355357423571
Virtual Size: '0x408'
.reloc:
Entropy: 5.894738862675418
Virtual Size: '0x26d8'
CompanyName: Microsoft Corporation
FileDescription: Windows Client Side Caching Driver
InternalName: csc.sys
OriginalFilename: CSC.Sys
FileVersion: 10.0.22621.1 (WinBuild.160101.0800)
ProductName: "Microsoft\xAE Windows\xAE Operating System"
LegalCopyright: "\xA9 Microsoft Corporation. All rights reserved."
ProductVersion: 10.0.22621.1
Signatures: {}

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